Home / 960,670,078.41-1,440,722,431.45-435,735,490.89

Finding the Fourth Proportional to 960,670,078.41, 1,440,722,431.45 and 435,735,490.89

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Solution

The fourth proportional to 960,670,078.41, 1,440,722,431.45 and 435,735,490.89 is: 653,475,017.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,670,078.41 : 1,440,722,431.45 = 435,735,490.89 : x
  2. Step 2: Convert to fraction form
    960,670,078.41/1,440,722,431.45 = 435,735,490.89/x
  3. Step 3: Cross multiply
    960,670,078.41x = 1,440,722,431.45 × 435,735,490.89
  4. Step 4: Simplify right side
    960,670,078.41x = 627,773,895,904,100,096
  5. Step 5: Solve for x
    x = 627,773,895,904,100,096/960,670,078.41
  6. Step 6: Final answer
    x = 653,475,017.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.